CN118188088A

CN118188088A - Nuclear energy type multifunctional single-working-medium combined cycle steam power device

Info

Publication number: CN118188088A
Application number: CN202410133958.1A
Authority: CN
Inventors: 李华玉; 李鸿瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-29
Filing date: 2024-01-27
Publication date: 2024-06-14

Abstract

The invention provides a nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device, and belongs to the technical field of thermodynamics and thermal dynamics. The compressor is provided with a first steam channel which is communicated with the evaporator through a heat regenerator and a second expander, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is communicated with the heat source heat exchanger through a booster pump and the evaporator, the heat source heat exchanger is also provided with a steam channel which is communicated with the evaporator through a solar heat collection system, a second compressor, a nuclear reactor, an expander and the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, wherein the first path is communicated with the compressor and the second path is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

Description

Nuclear energy type multifunctional single-working-medium combined cycle steam power device

Technical field:

the invention belongs to the technical field of thermodynamics and thermal dynamics.

The background technology is as follows:

Nuclear energy, photo-thermal, conventional heat resources represented by industrial waste heat and geothermal heat can realize thermal work; different system devices are constructed by adopting the same or different thermal power principles, and corresponding construction cost is paid, so that nuclear energy, photo-thermal or conventional heat resources are converted into mechanical energy; therefore, it is of positive significance to try to reduce the number of thermal power devices.

The system is limited by factors such as working principle, working medium property, material property, safety and the like, and the irreversible temperature difference loss exists in the power application process of nuclear energy, and the irreversible temperature difference loss exists in the power application process of photo-thermal energy; the heat efficiency of the conventional heat resource represented by industrial waste heat and geothermal heat is improved.

In order to increase the thermal efficiency, it is necessary to bring the circulating medium to as high a temperature as possible after the high-temperature load is obtained; however, at this time, the temperature of the circulating working medium discharged by the high-temperature expander is increased, the heat discharge is increased, and the heat transfer temperature difference loss in the thermodynamic system is increased, which has an adverse effect on the improvement of the heat-variable work efficiency.

The invention provides a nuclear energy type multifunctional homothermal combined cycle steam power device which has reasonable thermodynamic perfection and high cost performance, and is based on the principle of simply, actively, safely and efficiently utilizing energy to obtain power, wherein cascade carrying is realized among nuclear energy, photo-thermal and conventional heat resources, or between conventional heat resources and photo-thermal, flexible connection can be realized, the flow is reasonable, the structure is simple, the systematic temperature difference of a thermodynamic device is small in irreversible loss.

The invention comprises the following steps:

the invention mainly aims to provide a nuclear energy type multifunctional single-working-medium combined cycle steam power device, and the specific invention is described as follows:

1. the nuclear energy type multifunctional single-working-medium combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collection system and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

2. The nuclear energy type multifunctional single-working-medium combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collecting system and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is further provided with a low-pressure steam channel which is communicated with the evaporator after being communicated with the expander through the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

3. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collecting system, the second compressor and the second heat regenerator, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the second heat regenerator and the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

4. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collecting system, the second heat regenerator and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the second heat regenerator and the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

5. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the second heat regenerator, the solar heat collecting system and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the second heat regenerator and the heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

6. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collecting system, the second compressor and the second heat regenerator, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the heat regenerator after being communicated with the second heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

7. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the solar heat collecting system, the second heat regenerator and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator through the heat regenerator after being communicated with the second heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

8. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor is provided with a first steam channel which is communicated with the second expander through the heat regenerator, the second expander is also provided with a low-pressure steam channel which is communicated with the evaporator, the compressor is also provided with a second steam channel which is communicated with the heat source heat exchanger, the condenser is provided with a condensate pipe which is communicated with the evaporator through the booster pump, then the evaporator is further provided with a steam channel which is communicated with the heat source heat exchanger, the heat source heat exchanger is also provided with a steam channel which is communicated with the nuclear reactor through the second heat regenerator, the solar heat collecting system and the second compressor, the nuclear reactor is also provided with a steam channel which is communicated with the expander, the expander is further provided with a low-pressure steam channel which is communicated with the evaporator through the heat regenerator after being communicated with the expander through the second heat regenerator, and the evaporator is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor and a second path which is communicated with the condenser; the condenser is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger is also provided with a heat source medium channel which is communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander is connected with the compressor and the second compressor and transmits power to form a nuclear energy type multi-functional single-working-medium combined cycle steam power device; wherein, or the expander is connected with the compressor, the booster pump and the second compressor and transmits power.

9. The nuclear energy type multifunctional single-working-medium combined cycle steam power device is characterized in that in the nuclear energy type multifunctional single-working-medium combined cycle steam power device in the 3 rd or 6 th, a second compressor with a steam channel is communicated with a nuclear reactor through a second heat regenerator, and the second compressor with the steam channel is adjusted to be communicated with the nuclear reactor after the second compressor with the steam channel is communicated with the second heat regenerator.

10. The nuclear energy type multifunctional single-medium combined cycle steam power device is characterized in that a second booster pump and a low-temperature heat regenerator are added in any one of the nuclear energy type multifunctional single-medium combined cycle steam power devices in 1-9, a condenser condensate pipe is communicated with the booster pump, the condenser condensate pipe is communicated with the low-temperature heat regenerator through the second booster pump, a steam extraction channel is additionally arranged in the compressor and is communicated with the low-temperature heat regenerator, and the low-temperature heat regenerator is further communicated with the condensate pipe and the booster pump, so that the nuclear energy type multifunctional single-medium combined cycle steam power device is formed.

11. The nuclear energy type multi-energy single-working-medium combined cycle steam power device is characterized in that in any one of the nuclear energy type multi-energy single-working-medium combined cycle steam power devices 1 and 3-9, a second evaporator and a diffusion pipe are added, the communication between a low-pressure steam channel of a regenerator and the evaporator is adjusted to be that the low-pressure steam channel of the regenerator is communicated with the second evaporator through the evaporator, the communication between the low-pressure steam channel of the second expander and the evaporator is adjusted to be that the low-pressure steam channel of the second expander is communicated with the second evaporator through the evaporator, the communication between the low-pressure steam channel of the evaporator and the compressor respectively and the condenser is adjusted to be that the low-pressure steam channel of the second evaporator is respectively communicated with the compressor and the condenser, the communication between the condenser and the condenser is adjusted to be that the condensate pipe of the condenser is communicated with the second evaporator through the booster pump, and the diffusion pipe is communicated with the second evaporator, and the second evaporator is further communicated with the wet steam channel of the condenser, and the energy type multi-working-medium combined cycle steam power device is formed.

12. The nuclear energy type multi-energy single-working-medium combined cycle steam power device is characterized in that a second evaporator and a diffuser pipe are added in the nuclear energy type multi-energy single-working-medium combined cycle steam power device, the low-pressure steam channel of the expander is communicated with the evaporator and is adjusted to be communicated with the second evaporator through the evaporator, the low-pressure steam channel of the second expander is communicated with the evaporator and is adjusted to be communicated with the second evaporator through the evaporator, the low-pressure steam channel of the evaporator is respectively communicated with the compressor and the condenser, the low-pressure steam channel of the second evaporator is respectively communicated with the compressor and the condenser, the condenser condensate pipe is adjusted to be communicated with the second evaporator through the booster pump, and then the second evaporator is communicated with the evaporator through the diffuser pipe, so that the nuclear energy type multi-energy single-working-medium combined cycle steam power device is formed.

13. The nuclear energy type multifunctional single-working-medium combined cycle steam power plant is characterized in that in any one of the nuclear energy type multifunctional single-working-medium combined cycle steam power plants in the 1 st to 12 th, the positions of a solar heat collection system and a second compressor are interchanged to form the nuclear energy type multifunctional single-working-medium combined cycle steam power plant.

14. The nuclear energy type multifunctional single-working-medium combined cycle steam power plant is characterized in that in any one of the nuclear energy type multifunctional single-working-medium combined cycle steam power plants in 1-13, an expansion speed increaser is added and replaces the expansion machine, a second expansion speed increaser is added and replaces the second expansion machine, a dual-energy compressor is added and replaces the compressor, a newly added diffuser pipe is added and replaces the booster pump, a second dual-energy compressor is added and replaces the second compressor, and the nuclear energy type multifunctional single-working-medium combined cycle steam power plant is formed.

Description of the drawings:

FIG. 1 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the invention.

FIG. 2 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 3 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 4 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 5 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 6 is a schematic diagram of a 6 th principle thermodynamic system of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 7 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 8 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 9 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-medium combined cycle steam power plant according to the present invention.

FIG. 10 is a schematic diagram of a10 th principle thermodynamic system of a nuclear power type multi-energy portable single-working-medium combined cycle steam power plant according to the present invention.

FIG. 11 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-working-medium combined cycle steam power plant according to the present invention.

FIG. 12 is a schematic diagram of a 12 th principle thermodynamic system of a nuclear power type multi-energy portable single-working-medium combined cycle steam power plant according to the present invention.

FIG. 13 is a schematic thermodynamic system diagram of a nuclear power type multi-energy co-single-working-medium combined cycle steam power plant according to the present invention.

In the figure, a 1-expander, a 2-second expander, a 3-compressor, a 4-booster pump, a 5-regenerator, a 6-condenser, a 7-evaporator, an 8-heat source heat exchanger, a 9-solar heat collection system, a 10-second compressor, a 11-nuclear reactor, a 12-second regenerator, a 13-second booster pump, a 14-low temperature regenerator, a 15-second evaporator and a 16-diffuser pipe; the system comprises an A-expansion speed increaser, a B-second expansion speed increaser, a C-dual-energy compressor, a D-newly added diffuser pipe and an E-second dual-energy compressor.

The following brief description is given here for nuclear energy and nuclear reactor:

The nuclear reactor in the present application is a heating device for directly or indirectly providing a high-temperature heat load to a working medium by using nuclear energy, and generally comprises two cases:

(1) The nuclear fuel directly provides the circulating working medium flowing through the nuclear reactor with heat energy released by nuclear reaction.

(2) The heat energy released by the nuclear reaction of the nuclear fuel is first supplied to a circuit cooling medium and then supplied by the circuit cooling medium to the circulating fluid flowing through the nuclear reactor through a heat exchanger, which means that the heat exchanger is considered as an integral part of the nuclear reactor 11.

The following brief description is given here about the photo-thermal and solar heat collection system:

(1) Solar heat collection systems, also known as solar heating systems, refer to heating systems that utilize a heat collector to convert solar radiant energy into high temperature heat (simply referred to as photo-thermal), which can be used to provide a driving heat load to a thermodynamic cycle system; it is mainly composed of heat collector and related necessary auxiliary facilities.

(2) Types of solar energy collection systems include, but are not limited to: ① The concentrating solar heat collection system mainly comprises a groove type system, a tower type system and a butterfly type system at present; ② The non-concentrating solar heat collecting system has solar pond, solar chimney and other systems.

(3) Solar heat collection systems in a broad sense, including various systems that employ various means and devices to convert solar energy to thermal energy at different temperatures, can be used to meet the thermal demands of different temperatures.

(4) There are two main types of heat supply modes of solar heat collection systems at present: ① The high-temperature heat energy converted by solar energy is directly supplied to a heated medium flowing through a solar heat collection system; ② The high-temperature heat energy converted from solar energy is firstly supplied to the working medium of the self-circulation loop, and then the working medium is supplied to the heated medium flowing through the solar heat collection system through the heat exchanger.

The specific embodiment is as follows:

It is to be noted that the description of the structure and the flow is not repeated if necessary; obvious procedures are not described. The invention is described in detail below with reference to the drawings and examples.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device shown in fig. 1 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor 3 has the first steam channel to communicate with second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 through booster pump 4, after the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the solar energy heat collecting system 9 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 through the regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way communicates with compressor 3 and the second way communicates with condenser 6; the condenser 6 also has a cooling medium passage communicating with the outside, and the heat source heat exchanger 8 also has a heat source medium passage communicating with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, part of low-pressure steam discharged by the evaporator 7 enters the compressor 3 to be boosted and heated to a certain extent and then is divided into two paths, wherein the first path flows through the heat regenerator 5 to absorb heat and flows through the second expander 2 to perform depressurization and work and be provided for the evaporator 7, and the second path continuously boosts and heats and then enters the heat source heat exchanger 8 to absorb heat and heat; the condensate discharged by the condenser 6 is boosted by the booster pump 4, is heated and vaporized by the heat absorption of the evaporator 7, and then enters the heat source heat exchanger 8 to absorb heat and raise temperature; the steam discharged by the heat source heat exchanger 8 is subjected to heat absorption and temperature rise through the solar heat collection system 9, is subjected to pressure rise and temperature rise through the second compressor 10, is subjected to heat absorption and temperature rise through the nuclear reactor 11, is subjected to depressurization and work through the expander 1, is subjected to heat release and temperature reduction through the heat regenerator 5, and is then supplied to the evaporator 7; the low-pressure steam discharged by the heat regenerator 5 and the second expander 2 flows through the evaporator 7 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 3 to raise the pressure and the temperature, and the second path enters the condenser 6 to release heat and condense; the heat source medium provides driving heat load through the heat source heat exchanger 8, the solar energy provides driving heat load through the solar heat collection system 9, the nuclear fuel provides driving heat load through the nuclear reactor 11, and the cooling medium takes away low-temperature heat load through the condenser 6; work output by the expander 1 and the second expander 2 is provided for the compressor 3, the second compressor 10 and external acting force, or work output by the expander 1 and the second expander 2 is provided for the compressor 3, the booster pump 4, the second compressor 10 and external acting force, so that the nuclear energy type multifunctional single-working-medium combined cycle steam power device is formed.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device shown in fig. 2 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor 3 has the first steam channel to communicate with the second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 through booster pump 4, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the solar energy heat collecting system 9 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the steam channel to communicate with oneself through the regenerator 5, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 again, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way communicates with compressor 3 and the second way communicates with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the nuclear reactor 11 enters the expander 1 to perform depressurization work to a certain extent, then flows through the heat regenerator 5 to release heat and cool, enters the expander 1 to continue depressurization work, and then is provided for the evaporator 7 to form the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device shown in fig. 3 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 is provided with a first steam channel which is communicated with the second expander 2 through the heat regenerator 5, the second expander 2 is also provided with a low-pressure steam channel which is communicated with the evaporator 7, the compressor 3 is also provided with a second steam channel which is communicated with the heat source heat exchanger 8, the condenser 6 is provided with a condensate pipeline which is communicated with the evaporator 7 through the booster pump 4, then the evaporator 7 is further provided with a steam channel which is communicated with the heat source heat exchanger 8, the heat source heat exchanger 8 is also provided with a steam channel which is communicated with the nuclear reactor 11 through the solar heat collection system 9, the second compressor 10 and the second heat regenerator 12, the nuclear reactor 11 is also provided with a steam channel which is communicated with the expander 1, the expander 1 is also provided with a low-pressure steam channel which is communicated with the evaporator 7 through the second heat regenerator 12 and the heat regenerator 5, and the evaporator 7 is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor 3 and a second path which is communicated with the condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the second compressor 10 is gradually absorbed in heat and increased in temperature through the second heat regenerator 12 and the nuclear reactor 11, is subjected to depressurization and work through the expander 1, is gradually released in heat and reduced in temperature through the second heat regenerator 12 and the heat regenerator 5, and is then supplied to the evaporator 7 to form the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 4 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 has the first steam channel to communicate with second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 after the pressure boost pump 4 communicates with evaporator 7, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the solar energy heat collecting system 9, second regenerator 12 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 through second regenerator 12 and regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way communicates with compressor 3 and the second way communicates with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: steam discharged by the solar heat collection system 9 flows through the second heat regenerator 12 to absorb heat and raise temperature, and then enters the second compressor 10 to raise pressure and raise temperature; the low-pressure steam discharged by the expander 1 flows through the second heat regenerator 12 and the heat regenerator 5 to release heat gradually and cool down, and then is supplied to the evaporator 7 to form the nuclear energy type multifunctional portable single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 5 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 has the first steam channel to communicate with second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 after the pressure boost pump 4 communicates with evaporator 7, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the second regenerator 12, solar energy heat collecting system 9 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 through second regenerator 12 and regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way to communicate with compressor 3 and the second way to communicate with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the heat source heat exchanger 8 flows through the second heat regenerator 12 to absorb heat and raise temperature, and then is provided for the solar heat collection system 9; the low-pressure steam discharged by the expander 1 flows through the second heat regenerator 12 and the heat regenerator 5 to release heat gradually and cool down, and then is supplied to the evaporator 7 to form the nuclear energy type multifunctional portable single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 6 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 has the first steam channel to communicate with the second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 through booster pump 4, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the solar energy heat collecting system 9, the second compressor 10 and the second regenerator 12, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the steam channel to communicate with oneself through the second regenerator 12, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 again through the regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way to communicate with compressor 3 and the second way to communicate with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged from the second compressor 10 is gradually absorbed in heat and increased in temperature through the second regenerator 12 and the nuclear reactor 11, and then supplied to the expander 1; the steam enters the expander 1 to perform decompression and work, flows through the second heat regenerator 12 to release heat and cool to a certain extent, enters the expander 1 to continue decompression and work, flows through the heat regenerator 5 to release heat and cool, and then is provided for the evaporator 7 to form the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 7 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 has the first steam channel to communicate with the second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 through booster pump 4, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the solar energy heat collecting system 9, second regenerator 12 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the steam channel to communicate with oneself through the second regenerator 12, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 again through the regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way to communicate with compressor 3 and the second way to communicate with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: steam discharged by the solar heat collection system 9 flows through the second heat regenerator 12 to absorb heat and raise temperature, and is then provided for the second compressor 10; the steam discharged by the nuclear reactor 11 enters the expander 1 to perform depressurization and work to a certain extent, then flows through the second heat regenerator 12 to release heat and cool, enters the expander 1 to continue depressurization and work, flows through the heat regenerator 5 to release heat and cool, and then is supplied to the evaporator 7 to form the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 8 is realized by the following steps:

(1) Structurally, the system mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second regenerator; the compressor 3 has the first steam channel to communicate with second expander 2 through the regenerator 5, the second expander 2 has the low-pressure steam channel to communicate with evaporator 7, the compressor 3 has the second steam channel to communicate with heat source heat exchanger 8, the condenser 6 has condensate pipeline to communicate with evaporator 7 through booster pump 4, the evaporator 7 has the steam channel to communicate with heat source heat exchanger 8 again, the heat source heat exchanger 8 has the steam channel to communicate with nuclear reactor 11 through the second regenerator 12, solar energy heat collecting system 9 and second compressor 10, the nuclear reactor 11 has the steam channel to communicate with expander 1, the expander 1 has the steam channel to communicate with oneself through the second regenerator 12, the expander 1 has the low-pressure steam channel to communicate with evaporator 7 again through the regenerator 5, the evaporator 7 has the low-pressure steam channel to divide into two ways-the first way to communicate with compressor 3 and the second way to communicate with condenser 6; the condenser 6 further has a cooling medium passage in communication with the outside, the heat source heat exchanger 8 further has a heat source medium passage in communication with the outside, the evaporator 7 or further has a heat source medium passage in communication with the outside, and the expander 1 connects the compressor 3 and the second compressor 10 and transmits power.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the heat source heat exchanger 8 flows through the second heat regenerator 12 to absorb heat and raise temperature, and then is provided for the solar heat collection system 9; the steam discharged by the nuclear reactor 11 enters the expander 1 to perform depressurization and work to a certain extent, then flows through the second heat regenerator 12 to release heat and cool, enters the expander 1 to continue depressurization and work, then flows through the heat regenerator 5 to release heat and cool and is provided for the evaporator 7, and the nuclear energy type multifunctional single-working-medium combined cycle steam power device is formed.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 9 is realized by the following steps:

(1) Structurally, in the nuclear-energy type multi-functional single-working-medium combined cycle steam power plant shown in fig. 3, a second compressor 10 is provided with a steam channel which is communicated with a nuclear reactor 11 through a second heat regenerator 12, and the second compressor 10 is adjusted to be provided with a steam channel which is communicated with the nuclear reactor 11 through the second heat regenerator 12, and then the second compressor 10 is further provided with a steam channel which is communicated with the nuclear reactor 11.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 3, the difference is that: the steam discharged by the solar heat collection system 9 enters the second compressor 10 to be boosted and heated to a certain extent, then flows through the second heat regenerator 12 to absorb heat and heat to be heated, enters the second compressor 10 to be boosted and heated continuously, and then is supplied to the nuclear reactor 11 to form the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 10 is realized by the following steps:

(1) Structurally, in the nuclear energy type multifunctional single-working-medium combined cycle steam power device shown in fig. 1, a second booster pump and a low-temperature heat regenerator are added, a condensate pipe of a condenser 6 is communicated with a booster pump 4, the condenser 6 is communicated with a low-temperature heat regenerator 14 through a second booster pump 13, a steam extraction channel is additionally arranged on a compressor 3 and is communicated with the low-temperature heat regenerator 14, and the low-temperature heat regenerator 14 is further communicated with the booster pump 4 through a condensate pipe.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the condensate discharged by the condenser 6 flows through the second booster pump 13 to be boosted and then enters the low-temperature regenerator 14 to be mixed with the extracted steam from the compressor 3, absorbs heat and heats up, and the extracted steam is released to form condensate; condensate of the low-temperature heat regenerator 14 flows through the booster pump 4 to boost pressure, and then enters the evaporator 7 to absorb heat to raise temperature and vaporize; the low-pressure steam discharged by the heat regenerator 5 and the second expander 2 flows through the evaporator 7 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 3 to raise the pressure and the temperature, and the second path enters the condenser 6 to release heat and condense; the low-pressure steam enters the compressor 3 to be boosted and heated to a certain extent, and then is divided into two paths, namely a first path is provided for the low-temperature heat regenerator 14, and a second path is divided into two paths after the boosting and the heating are continued, namely the first path is provided for the heat regenerator 5 and the second path is provided for the heat source heat exchanger 8, so that the nuclear energy type multifunctional portable single-working-medium combined cycle steam power device is formed.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 11 is realized by the following steps:

(1) In the nuclear energy type multi-functional single-working-medium combined cycle steam power device shown in fig. 1, a second evaporator and a diffuser pipe are added, the communication between a low-pressure steam channel of a heat regenerator 5 and an evaporator 7 is adjusted to be that the low-pressure steam channel of the heat regenerator 5 is communicated with a second evaporator 15 through the evaporator 7, the communication between the low-pressure steam channel of the second expander 2 and the evaporator 7 is adjusted to be that the low-pressure steam channel of the second expander 2 is communicated with the second evaporator 15 through the evaporator 7, the communication between the low-pressure steam channel of the evaporator 7 and a compressor 3 and a condenser 6 is respectively adjusted to be that the low-pressure steam channel of the second evaporator 15 is respectively communicated with the compressor 3 and the condenser 6, the communication between the condenser 6 and the evaporator 7 is adjusted to be that the condensate channel of the condenser 6 is communicated with the second evaporator 15 through the booster pump 4, and the second evaporator 15 is further communicated with the evaporator 7 through the diffuser pipe 16.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the condensate discharged by the condenser 6 is boosted by the booster pump 4, is subjected to heat absorption and temperature rise, partial vaporization and speed increase by the second evaporator 15, is subjected to speed reduction and pressure boost by the diffuser pipe 16, and then enters the evaporator 7 to absorb heat and vaporization; low-pressure steam discharged by the heat regenerator 5 and the second expander 2 is gradually released and cooled through the evaporator 7 and the second evaporator 15, and then respectively enters the compressor 3 for boosting and heating and the condenser 6 for releasing heat and condensing, so that the nuclear energy type multifunctional single-working-medium combined cycle steam power device is formed.

The nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 12 is realized by the following steps:

(1) Structurally, in the nuclear power type multi-energy co-single-working-medium combined cycle steam power plant shown in fig. 1, the positions of the solar heat collection system 9 and the second compressor 10 are interchanged in the nuclear power type multi-energy co-single-working-medium combined cycle steam power plant shown in fig. 1.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: the steam discharged by the heat source heat exchanger 8 is boosted and heated by the second compressor 10, is subjected to heat absorption and heating by the solar heat collection system 9, and then enters the nuclear reactor 11 to absorb heat and heat to form the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device.

The nuclear power type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 13 is realized by the following steps:

(1) Structurally, in the nuclear type multi-functional single-working-medium combined cycle steam power plant shown in fig. 1, an expansion speed increaser a is added and replaces the expansion machine 1, a second expansion speed increaser B is added and replaces the second expansion machine 2, a dual-energy compressor C is added and replaces the compressor 3, a newly added diffuser pipe D is added and replaces the booster pump 4, and a second dual-energy compressor E is added and replaces the second compressor 10.

(2) In the flow, compared with the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power plant shown in fig. 1, the difference is that: part of low-pressure steam discharged by the evaporator 7 enters the dual-energy compressor C to be boosted, heated and decelerated to a certain extent and then is divided into two paths, wherein the first path flows through the heat regenerator 5 to absorb heat and heat, flows through the second expansion speed increaser B to be decompressed, work and speed-up and provided for the evaporator 7, and the second path continuously boosts, heats and then enters the heat source heat exchanger 8 to absorb heat and heat; condensate discharged by the condenser 6 flows through the newly added diffuser pipe D to be reduced in speed and boosted, flows through the evaporator 7 to absorb heat and evaporate, and then enters the heat source heat exchanger 8 to absorb heat and raise temperature; the steam discharged by the heat source heat exchanger 8 is subjected to heat absorption and temperature rise through the solar heat collection system 9, is subjected to pressure rise and speed reduction through the second dual-energy compressor E, is subjected to heat absorption and temperature rise through the nuclear reactor 11, is subjected to pressure reduction and speed reduction through the expansion speed increaser A, is subjected to heat release and temperature reduction through the heat regenerator 5, and is then provided for the evaporator 7; the low-pressure steam discharged by the heat regenerator 5 and the second expansion speed increaser B flows through the evaporator 7 to release heat and cool, and then is divided into two paths, wherein the first path enters the dual-energy compressor C to raise the pressure and raise the temperature and reduce the speed, and the second path enters the condenser 6 to release heat and condense; the work output by the expansion speed increaser A and the second expansion speed increaser B is provided for the dual-energy compressor C, the second dual-energy compressor E and external acting force to form the nuclear energy type multi-energy co-single working medium combined cycle steam power device.

The nuclear energy type multifunctional single-working-medium combined cycle steam power device provided by the invention has the following effects and advantages:

(1) And the nuclear energy, photo-thermal and conventional heat resources share the integrated thermal power system, so that the construction cost of the thermal power system is saved, and the cost performance is high.

(2) The nuclear energy, the photo-thermal and the conventional heat resources are provided for driving the thermal load link, so that the temperature difference loss is small, and the thermodynamic perfection is high.

(3) The conventional heat resource plays a larger role by means of photo-heat, and the utilization value of photo-heat conversion into mechanical energy is obviously improved.

(4) The photo-thermal plays a larger role by means of nuclear energy, and the utilization value of the nuclear energy converted into mechanical energy is remarkably improved.

(5) And the cross type and cross grade carrying is realized between photo-thermal and nuclear energy or between conventional heat resources and photo-thermal, the connection is flexible, and the thermodynamic perfection is high.

(6) The driving heat load realizes graded utilization in the single-working-medium combined cycle, obviously reduces irreversible loss of temperature difference, and has high heat-changing work efficiency and thermodynamic perfection.

(7) The conventional heat resource can be used for or is beneficial to reducing the pressure boosting ratio of the combined cycle, improving the flow of the circulating working medium and being beneficial to constructing a large-load nuclear energy type multifunctional single-working-medium combined cycle steam power device.

(8) The utilization degree of the temperature difference in the back heating link between gases (steam) is high, and the heat-changing work efficiency is improved; and in the regenerative link between the gas (steam) working medium and the liquid working medium, the flow rate of the gas working medium is large, the temperature change interval is relatively narrow, the irreversible loss of the temperature difference is reduced, and the heat-variable work efficiency is improved.

(9) By utilizing the characteristics of working media, the temperature difference utilization level in the heat transfer process is improved by adopting a simple technical means, and the heat efficiency is improved.

(10) And a plurality of heat regeneration technical means are provided, so that the coordination of the device in the aspects of power, thermal efficiency, step-up ratio and the like is effectively improved.

(11) The flow is reasonable, the structure is simple, and the scheme is rich; is beneficial to improving the reasonable utilization level of energy and expanding the application range of the nuclear energy type multifunctional single-working-medium combined cycle steam power device.

Claims

1. The nuclear energy type multifunctional single-working-medium combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is further provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the solar heat collection system (9) and the second compressor (10), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) through the heat regenerator (5), and the evaporator (7) is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor (3) and a second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

2. The nuclear energy type multifunctional single-working-medium combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor and a nuclear reactor; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is further provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the solar heat collection system (9) and the second compressor (10), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) after the heat regenerator (5) is communicated with the evaporator (7), and the evaporator (7) is also provided with the low-pressure steam channel which is divided into two paths, namely the first path which is communicated with the compressor (3) and the second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

3. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is further provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the solar heat collection system (9), the second compressor (10) and the second heat regenerator (12), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with the low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12) and the low-pressure steam channel which is divided into two paths, namely the first path which is communicated with the compressor (3) and the second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

4. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is further provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the solar heat collection system (9), the second heat regenerator (12) and the second compressor (10), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with the low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12) and the heat regenerator (5), and the evaporator (7) is also provided with the low-pressure steam channel which is divided into two paths, namely the first path which is communicated with the compressor (3) and the second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

5. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is further provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the second heat regenerator (12), the solar heat collecting system (9) and the second compressor (10), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with the low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12) and the heat regenerator (5), and the evaporator (7) is also provided with the low-pressure steam channel which is divided into two paths, namely the first path which is communicated with the compressor (3) and the second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

6. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is also provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the compressor (3) through the solar heat collection system (9), the second compressor (10) and the second heat regenerator (12), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12), and the evaporator (7) is also provided with a low-pressure steam channel which is divided into two paths, namely, the first path is communicated with the compressor (3) and the second path is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

7. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is also provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the compressor (3) through the solar heat collection system (9), the second heat regenerator (12) and the second compressor (10), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12), and the evaporator (7) is also provided with a low-pressure steam channel which is divided into two paths, namely, the first path is communicated with the compressor (3) and the second path is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

8. The nuclear energy type multifunctional single-working-medium-carrying combined cycle steam power device mainly comprises an expander, a second expander, a compressor, a booster pump, a heat regenerator, a condenser, an evaporator, a heat source heat exchanger, a solar heat collection system, a second compressor, a nuclear reactor and a second heat regenerator; the compressor (3) is provided with a first steam channel which is communicated with the second expander (2) through the heat regenerator (5), the second expander (2) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (3) is also provided with a second steam channel which is communicated with the heat source heat exchanger (8), the condenser (6) is provided with a condensate pipeline which is communicated with the evaporator (7) through the booster pump (4), the evaporator (7) is also provided with a steam channel which is communicated with the heat source heat exchanger (8), the heat source heat exchanger (8) is also provided with a steam channel which is communicated with the nuclear reactor (11) through the second heat regenerator (12), the nuclear reactor (11) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) through the second heat regenerator (12), and the evaporator (7) is also provided with a low-pressure steam channel which is divided into two paths, namely a first path which is communicated with the compressor (3) and a second path which is communicated with the condenser (6); the condenser (6) is also provided with a cooling medium channel which is communicated with the outside, the heat source heat exchanger (8) is also provided with a heat source medium channel which is communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) is connected with the compressor (3) and the second compressor (10) and transmits power to form a nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device; wherein, or the expander (1) is connected with the compressor (3), the booster pump (4) and the second compressor (10) and transmits power.

9. In the nuclear energy type multi-energy co-single-medium combined cycle steam power device according to claim 3 or claim 6, a steam channel of the second compressor (10) is communicated with the nuclear reactor (11) through the second heat regenerator (12), and the steam channel of the second compressor (10) is communicated with the nuclear reactor (11) through the second heat regenerator (12) after the steam channel of the second compressor (10) is communicated with the nuclear reactor (11) so as to form the nuclear energy type multi-energy co-single-medium combined cycle steam power device.

10. The nuclear energy type multifunctional single-working-medium combined cycle steam power device is characterized in that a second booster pump and a low-temperature heat regenerator are added in any one of the nuclear energy type multifunctional single-working-medium combined cycle steam power devices according to claims 1-9, a condensate pipe of a condenser (6) is communicated with the booster pump (4) and is adjusted to be communicated with the low-temperature heat regenerator (14) through the second booster pump (13), a steam extraction channel is additionally arranged in the compressor (3) and is communicated with the low-temperature heat regenerator (14), and the low-temperature heat regenerator (14) is further communicated with the booster pump (4) through the condensate pipe, so that the nuclear energy type multifunctional single-working-medium combined cycle steam power device is formed.

11. In the nuclear energy type multi-energy type single-working-medium combined cycle steam power device, a second evaporator and a diffusion pipe are added in any one of the nuclear energy type multi-energy type single-working-medium combined cycle steam power devices according to claims 1 and 3-9, a low-pressure steam channel of a regenerator (5) is communicated with an evaporator (7) and is regulated to be communicated with a second evaporator (15) through the evaporator (7), the second expander (2) is communicated with the evaporator (7) and is regulated to be communicated with the second evaporator (2) through the evaporator (7), the evaporator (7) is communicated with the compressor (3) and the condenser (6) respectively, a condensate pipe of the condenser (6) is communicated with the evaporator (7) through a pressure boosting pump (4) and is regulated to be communicated with the condenser (6) through the pressure boosting pump (4) and is communicated with the second evaporator (15) through the evaporator (7) through the pressure boosting pump (7), and then the condensate pipe of the condenser (15) is communicated with the second evaporator (6) through the pressure boosting pump (3) and the evaporator (6) respectively, and the condensate pipe of the evaporator (15) is communicated with the second evaporator (15) through the pressure boosting pump (3) respectively, and the condensate pipe of the evaporator (15) is communicated with the second evaporator (3) through the pressure boosting pump and the condenser (6) through the pressure boosting pump.

12. In the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device, a second evaporator and a diffuser pipe are added in the nuclear energy type multi-energy carrying single-working-medium combined cycle steam power device, the low-pressure steam channel of an expander (1) is communicated with the evaporator (7) and is adjusted to be communicated with the second evaporator (15) through the evaporator (7), the low-pressure steam channel of a second expander (2) is communicated with the evaporator (7) and is adjusted to be communicated with the second evaporator (2) through the evaporator (7), the low-pressure steam channel of the evaporator (7) is respectively communicated with the compressor (3) and the condenser (6) and is adjusted to be communicated with the second evaporator (15) through the low-pressure steam channel of the second evaporator (15), a condensate pipe of the condenser (6) is communicated with the evaporator (7) through a booster pump (4) and is adjusted to be communicated with the condenser (6) through the evaporator (4) and is communicated with the second evaporator (15) through the second evaporator (15), and the single-working-medium carrying power device can be formed after the condensate pipe is communicated with the second evaporator (15) through the evaporator (7).

13. The nuclear energy type multifunctional single-working-medium combined cycle steam power plant is characterized in that the positions of a solar heat collection system (9) and a second compressor (10) are interchanged in any one of the nuclear energy type multifunctional single-working-medium combined cycle steam power plants in claims 1-12 to form the nuclear energy type multifunctional single-working-medium combined cycle steam power plant.

14. In the nuclear energy type multifunctional single-working-medium combined cycle steam power plant, an expansion speed increaser (A) is added and an expansion machine (1) is replaced, a second expansion speed increaser (B) is added and a second expansion machine (2) is replaced, a dual-energy compressor (C) is added and a compressor (3) is replaced, a newly added diffuser pipe (D) is added and a booster pump (4) is replaced, a second dual-energy compressor (E) is added and a second compressor (10) is replaced, and the nuclear energy type multifunctional single-working-medium combined cycle steam power plant is formed.